<?php
Yii::import('zii.widgets.CPortlet');

class TagCloud extends CPortlet
{
	public $title='Tags';
	public $maxTags=20;
	
	protected function renderContent()
	{
		$tags=Tag::model()->findTagWeights($this->maxTags);
		
		foreach ($tags as $tag=>$weight)
		{
			$link=CHtml::link(CHtml::encode($tag),array('post/index','tag'=>$tag));
			echo CHtml::tag('span',array(
			'class'=>'tag',
			'style'=>"font-size:{$weight}pt",
			),$link)."\n";
		}
	}
}